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Agriculture: CUET Mock Test - 1 - CUET Humanities MCQ


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40 Questions MCQ Test Agriculture Practice Tests: CUET Preparation - Agriculture: CUET Mock Test - 1

Agriculture: CUET Mock Test - 1 for CUET Humanities 2024 is part of Agriculture Practice Tests: CUET Preparation preparation. The Agriculture: CUET Mock Test - 1 questions and answers have been prepared according to the CUET Humanities exam syllabus.The Agriculture: CUET Mock Test - 1 MCQs are made for CUET Humanities 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Agriculture: CUET Mock Test - 1 below.
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Agriculture: CUET Mock Test - 1 - Question 1

Identify the type of cross shown in the diagram.

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 1

The cross between a heterozygous parent with the homozygous recessive parent with respect to single trait is called monohybrid test cross. This is done to check whether an organism showing the dominant phenotype is homozygous or heterozygous.

Agriculture: CUET Mock Test - 1 - Question 2

Refer to the graph given below.

Choose the incorrect statement from the options given below:

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 2

Plot B is supplied with chemical fertilisers. Fertilisers do not make the soil rich in humus. Instead, manures enrich the soil with humus.

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Agriculture: CUET Mock Test - 1 - Question 3

Cultivation practices and crop yield are dependent on

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 3

Cultivation practices and crop yield are related to weather, soil quality and availability of water. Since weather conditions, such as drought, and flood situations are unpredictable, varieties that can be grown in diverse climatic conditions are useful.

Agriculture: CUET Mock Test - 1 - Question 4

Ca(OH)2 is added to a acidic soil to reclaim its activity. What is the reaction that occurs?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 4

Neutralisation reaction occurs as the soil is acidic and the compound added is basic.
The following reaction that occurs:
Acid-clay + Ca(OH)2 → Ca-clay + H2O

Agriculture: CUET Mock Test - 1 - Question 5

Which of the following statements is correct about blue-green algae?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 5

Blue-green algae, also known as Cyanobacteria, are a group of photosynthetic bacteria that many people refer to as "pond scum." They have many beneficial functions such as nitrogen fixation and cycling of nutrients in the food chain.

Agriculture: CUET Mock Test - 1 - Question 6

The phenomenon of responding to an external stimulus like light is known as

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 6

Phototropism is the ability of a plant, or other photosynthesizing organism, to grow directionally in response to a light source.
Growth towards a light source is called positive phototropism, while growth away from light is called negative phototropism.

Agriculture: CUET Mock Test - 1 - Question 7

Diversification of agriculture implies

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 7

Agricultural diversification implies increasing the variety of agricultural commodities produced at the farm level. It can be done by changing the cropping pattern in favour of horticulture and floriculture crops.

Agriculture: CUET Mock Test - 1 - Question 8

Which of the following tools are not used for weeding in agricultural practices?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 8

All the instruments except composter are used to uproot the weeds. A composter is used to prepare compost from organic material.

Agriculture: CUET Mock Test - 1 - Question 9

What is atrazine?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 9

Atrazine is a herbicide of the triazine class. Atrazine is used to prevent pre and post emergence of broad leaf weeds with crops such as maize (corn) and sugarcane.

Agriculture: CUET Mock Test - 1 - Question 10

______ is the first step towards plant growth.

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 10

Seed germination is the first step towards plant growth. The most common example of germination is the sprouting of a seedling from the seed of an angiosperm or gymnosperm.

Agriculture: CUET Mock Test - 1 - Question 11

Match the following:

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 11
  • Insecticide is any pesticide used to kill, deter or control insects.
  • Weedicide is a chemical agent that destroys unwanted plants, but not the wanted ones.
  • Fungicide is a biocidal chemical compound or biological organism used to kill or inhibit fungi or fungal spores.
Agriculture: CUET Mock Test - 1 - Question 12

In grafting, the detached twig or shoot is termed as

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 12

The detached twig or shoot is termed as scion. The scion usually contains two or three buds, although it may contain more. When the scion is only a single bud, the form of grafting is known as budding.

Agriculture: CUET Mock Test - 1 - Question 13

Which of the following tools/machines can do both harvesting and threshing?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 13

The modern combine harvester, or simply combine, is a versatile machine designed to efficiently harvest a variety of grain crops. It combines three separate harvesting operations—reaping, threshing, and winnowing—into a single process.

Agriculture: CUET Mock Test - 1 - Question 14

How does pruning help in making a hedge dense?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 14

Pruning is done to remove the apical shoot tips to promote the growth of lateral buds, which makes the hedges dense.

Agriculture: CUET Mock Test - 1 - Question 15

The colourful part of the Sunflower or Marigold plant is

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 15

The colourful part of the Sunflower or Marigold plant is inflorescence. An inflorescence has one main stalk, or peduncle. It may also bear numerous smaller stalks called pedicels, each with a flower at its tip. The arrangement of pedicels on a peduncle characterises different kinds of inflorescences.

Agriculture: CUET Mock Test - 1 - Question 16

All of the following are breeds of cows, except

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 16

Nagpuri is not a breed of cow. It is a breed of buffalo.
Nagpuri buffalo is a versatile breed of Maharashtra and stands better among the breeds of buffaloes which combine the milk and drought qualities.

Agriculture: CUET Mock Test - 1 - Question 17

Which unit of horticulture deals with the essence and application of crop holding, wrapping and filtering?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 17

It is a branch of horticulture which deals with the principles and practices of handling, packaging and processing of harvested crops to increase their storage life and availability. Vegetable crops are different from fruit crops. Post-harvest technology is a set of handling practices and applications that protect the quality of fresh fruits and vegetables from harvest until the time of consumption. Post-harvest technology is concerned with the study and application of methods to maintain the quality of harvested commodities to prevent losses.

Agriculture: CUET Mock Test - 1 - Question 18

Which of the following crops is specially grown as a fodder crop?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 18
  • Fodder crop is used as an animal feed.
  • Linseed and mustard are oil crops.
  • Green gram is a legume crop.
  • Berseem is mainly grown as a fodder crop.
Agriculture: CUET Mock Test - 1 - Question 19

Which of the following statements are correct about an aqueous solution of an acid or a base having equal concentrations?
(i) Higher the pH, stronger the acid. (For pH < 7)
(ii) Higher the pH, weaker the acid. (For pH < 7)
(iii) Lower the pH, stronger the base. (For pH > 7)
(iv) Lower the pH, weaker the base. (For pH > 7)

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 19

For pH < 7, higher value of pH indicates a lower concentration of H+ ions. Hence, the higher the pH, the weaker the acid.
For pH > 7, lower value of pH indicates a higher concentration of H+ ions and lower concentration of OH- ions. Hence, the lower the pH, the weaker the base.

Agriculture: CUET Mock Test - 1 - Question 20

The main aim of watershed management strategy of India is

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 20

The main goal of watershed management is to implant the sustainable management of natural resources to improve the quality of living for the population. The objective includes improvement and restoration of soil quality and thus, raising productivity rates.

Agriculture: CUET Mock Test - 1 - Question 21

Which of the following crops needs maximum water per hectare?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 21

Sugarcane crops needs maximum water per hectare. The 'crop water need', or crop evapotranspiration, consists of transpiration by the plant and evaporation from the soil and plant surface.

Agriculture: CUET Mock Test - 1 - Question 22

Which of the following conditions is/are necessary for a good crop of rice?

  1. High temperature and rainfall above 100 cm
  2. Moderate temperature and rainfall
  3. Low temperature and rainfall
  4. High humidity
Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 22

It requires high humidity with an annual rainfall above 100 cm and high temperature.

Agriculture: CUET Mock Test - 1 - Question 23

The monomers used to synthesise proteins are called:

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 23

Amino acids are the building blocks of proteins. They band together in chains to form proteins. It is a two-step process: amino acids get together and form peptides or polypeptides. It is from these groupings that proteins are made. A total of 20 different kinds of amino acids form proteins. The kinds of amino acids determine the shape of the proteins formed. Commonly recognised amino acids include glutamine, glycine, phenylalanine, tryptophan, and valine.

Agriculture: CUET Mock Test - 1 - Question 24

Measurement of the rate of oxygen consumption in unit volume of water over a period of time is carried out to determine

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 24

Biochemical oxygen demand is the amount of dissolved oxygen needed by aerobic biological organisms to break down organic material present in a given water sample at certain temperature over a specific time period.

Agriculture: CUET Mock Test - 1 - Question 25

Which of the following methods of irrigation is the best for a farmer growing fruit plants and trees?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 25

Drip system will be the best method to be adopted for watering fruit plants, gardens and trees. This system provides water to plants drop by drop and water is not wasted at all. Sprinkler system is best for sandy soil. Lever system and pulley system, being traditional methods, are less efficient.

Agriculture: CUET Mock Test - 1 - Question 26

Given below are two statements:
Statement I: The major constituents of the cell membrane are polysaccharides.
Statement II: Fluid mosaic model of cell membrane was given by Singer and Nicolson.
In the light of the above statements, choose the most appropriate answer from the options given below:

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 26

Cell membrane is mainly composed of lipids and proteins. The major lipids are phospholipids that are arranged in a bilayer. Lipids are arranged within the membrane with the polar head towards the outer sides and the hydrophobic tails towards the inner part.
An improved model of the structure of cell membrane was proposed by Singer and Nicolson (1972) which is widely accepted as fluid mosaic model.
Though the membrane has carbohydrates in little quantities, they are not a major part of the membrane.

Agriculture: CUET Mock Test - 1 - Question 27

Frozen bull semen can be stored indefinitely if it is maintained constantly at temperature below

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 27

Frozen bull semen can be stored indefinitely if it is maintained constantly at very low temperatures. The critical temperature is approximately -112 degrees. Semen which is exposed to temperatures warmer than -112°F (even for a short time) and then returned to the storage tank may be damaged.

Agriculture: CUET Mock Test - 1 - Question 28

Rose plant can artificially be propagated by

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 28

Different species of rose plants are propagated by different methods. They may be propagated by cutting, layering or grafting.

Agriculture: CUET Mock Test - 1 - Question 29

Which horticulture crop has inflorescence as the edible part?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 29

The edible part of cauliflower is the inflorescence which is head or capitulum and consists of a tightly packed aggregation of undeveloped white or creamy flower buds borne on the thick hypertrophied branches of the much-branched inflorescence. Typically, only the head is eaten. Cauliflower heads resemble those of broccoli, which differs in having flower buds. However, their economic parts consist not only of pure flowers but also the entire immature inflorescence or flower cluster. So, the edible part of cauliflower is inflorescence and not bud, leaves and fruit.

Agriculture: CUET Mock Test - 1 - Question 30

Which of the following options is a milch breed cattle?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 30

'Milch breeds', also known as 'milk breeds', are the cows of the breeds which produce high milk yields and in which male animals are slow or poor work animals. The examples of Indian 'milch breeds' are Sahiwal, Gir, Deoni and Red Sindhi. The milk production of these breeds is on average more than 1600 kg per lactation.

Agriculture: CUET Mock Test - 1 - Question 31

India after independence adopted a new strategy in agriculture, which resulted in 'Green Revolution' especially in the production of

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 31

Green Revolution in India witnessed an increase in the production of wheat and rice. The revolution began in the 1960s and the father of green revolution in India is M.S. Swaminathan.

Agriculture: CUET Mock Test - 1 - Question 32

What will be the effect on the phytochrome in a leaf if it is subjected to continuous red light?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 32

Phytochromes are red (R)/far-red (FR) light photoreceptors that play fundamental roles in photoperception of the light environment and the subsequent adaptation of plant growth and development. If the plant is subjected to continuous red light, the level of phytochrome in the plant decrease below a critical value and triggers the de novo synthesis of more phytochromes in the Pr form. The result is an equilibrium in the plant between the synthesis and the destruction of phytochrome.

Agriculture: CUET Mock Test - 1 - Question 33

Fungi cause diseases in plants and animals. Which of the following fungi causes wheat rust in plants?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 33

The wheat rust is fungal disease caused by Puccinia triticina which effects barley, wheat and rye stems, leaves and grains.

Agriculture: CUET Mock Test - 1 - Question 34

Carbohydrates containing two to ten monosaccharide molecules are

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 34

These carbohydrates liberate two to ten monosaccharide molecules on hydrolysis. They are further classified as disaccharides, trisaccharides, tetrasaccharides, etc. based on the number of monosaccharide units. For example, disaccharides like sucrose produce two molecules of monosaccharides on hydrolysis.

Agriculture: CUET Mock Test - 1 - Question 35

Which of the following statements about fruit and vegetable processing is/are correct?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 35

Fruits and vegetables are tender and hence get spoiled easily, so they need to be consumed soon.
They have high moisture content and should be kept in a cold, dark place.

Agriculture: CUET Mock Test - 1 - Question 36

How much time does a marigold plant require to complete its life cycle?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 36

Marigold flowers will last about 2 to 3 weeks before they start to wither and go to seed. The lifespan of a marigold flower is from 3 to 4 months. Even at the height of summer, marigold flowers bloom profusely, and come in a wide variety of types.

Agriculture: CUET Mock Test - 1 - Question 37

Directions: In the following question, two statements are given. One is assertion and the other is reason. Examine the statements carefully and mark the correct answer according to the instructions given below.
Assertion (A): Use of DDT in agriculture is banned.
Reason (R): DDT is of persistent nature with a half-life of 30 days.

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 37

Banned for agricultural uses (worldwide) by the 2001 Stockholm Convention on Persistent Organic Pollutants, the use of DDT is still permitted in small quantities in countries that need it, with support mobilised for the transition to safer and more effective alternatives. So, statement A is correct.
DDT is very highly persistent in the environment, with a reported half-life of between 2-15 years. So, statement R is not correct.

Agriculture: CUET Mock Test - 1 - Question 38

Poultry farming is performed for the purpose of:
(A) Production of meat
(B) Production of eggs
(C) Production of feathers
(D) Milk production

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 38

Poultry farming is a form of animal husbandry where birds like geese, turkeys, ducks and chickens are reared to obtain eggs and meat. The birds reared for eggs are called layers and those reared for meat are called broilers.

Agriculture: CUET Mock Test - 1 - Question 39

Which of the following is a characteristic of weeds?

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 39

Weeds are plants that grow unwantedly, often prolific and persistent. They interfere with agricultural operations, increase labor cost and reduce crop yields. Weeds compete with crop plants for water, light, nutrients, and space. Bring hardy and vigorous in growth habit, they grow faster than crops and destroy a huge amount of crops.

Agriculture: CUET Mock Test - 1 - Question 40

If one strand of DNA has the sequence ATCGTATG, then the sequence in the complementary strand would be

Detailed Solution for Agriculture: CUET Mock Test - 1 - Question 40

If one strand of DNA has the sequence ATCGTATG, then the sequence in the complementary strand would be TAGCATAC. as A binds with T (2 hydrogen bonds) and G binds with C (3 hydrogen bonds).

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