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VITEEE Biology Test - 1


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40 Questions MCQ Test VITEEE: Subject Wise and Full Length MOCK Tests | VITEEE Biology Test - 1

VITEEE Biology Test - 1 for JEE 2022 is part of VITEEE: Subject Wise and Full Length MOCK Tests preparation. The VITEEE Biology Test - 1 questions and answers have been prepared according to the JEE exam syllabus.The VITEEE Biology Test - 1 MCQs are made for JEE 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for VITEEE Biology Test - 1 below.
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VITEEE Biology Test - 1 - Question 1

Lightest wood is

VITEEE Biology Test - 1 - Question 2

The functional units of compound eye of an insect are called

VITEEE Biology Test - 1 - Question 3

Which of the following mineral is found in haemoglobin ?

VITEEE Biology Test - 1 - Question 4

The main function of the valves in the heart is to

Detailed Solution for VITEEE Biology Test - 1 - Question 4 Because in order to ensure that blood flows in one direction and also in proper direction. Hence A is the correct option.
VITEEE Biology Test - 1 - Question 5

Balbiani ring (puffs) are sites of

Detailed Solution for VITEEE Biology Test - 1 - Question 5 A Balbiani ring is a large chromosome puff. Balbiani rings are diffused uncoiled regions of the polytene chromosome that are sites of RNA transcription and protein synthesis. 
VITEEE Biology Test - 1 - Question 6

When a natural predator (living being) is applied on some other organism to control them, this process is called

VITEEE Biology Test - 1 - Question 7

Ribosomes of bacteria, mitochondria and chloroplasts are of

VITEEE Biology Test - 1 - Question 8

Semiautonomous organelle in the cell is

VITEEE Biology Test - 1 - Question 9

Tiger lies at the apex of food chain because

VITEEE Biology Test - 1 - Question 10

Evidences for evolution from fossils belong to the domain of

VITEEE Biology Test - 1 - Question 11

Fossilisation is

VITEEE Biology Test - 1 - Question 12

A connecting link between two phyla is

VITEEE Biology Test - 1 - Question 13

The transmission of certain genetic information from parents to offsprings through cytoplasm is termed as

VITEEE Biology Test - 1 - Question 14

Eschirichia Coli fully labelled with 15N is allowed to grow in 14N medium. The two stands of DNA molecule of the first generation bacteria have

VITEEE Biology Test - 1 - Question 15

During replication of DNA

VITEEE Biology Test - 1 - Question 16

Information transfer from RNA to DNA is

VITEEE Biology Test - 1 - Question 17

Who is concerned with law of inheritance?

VITEEE Biology Test - 1 - Question 18

Patients with sex-linked disorder of Duchenne's muscular dystrophy die by the age of

VITEEE Biology Test - 1 - Question 19

A human male has one one barr body in his somatic cell nuclei. The chromosome constitution must be

Detailed Solution for VITEEE Biology Test - 1 - Question 19 According to Barrbody theory, no of Barrbody is one less than the number of X-chromosome present in a somatic cell.So in order to have one Barrbody, the chromosomal Constitution must be XXY.
VITEEE Biology Test - 1 - Question 20

O blood group is universal donor because the blood has

VITEEE Biology Test - 1 - Question 21

Study of interaction of antigen and antibody in blood is

VITEEE Biology Test - 1 - Question 22

AIDS related complex or ARC is

VITEEE Biology Test - 1 - Question 23

Zingiber officinale is an example of

Detailed Solution for VITEEE Biology Test - 1 - Question 23 Zingiber officinale (Z. officinale), commonly known as ginger, has been widely used traditionally for a variety of medicinal purposes, one of which is for the treatment of pain.
VITEEE Biology Test - 1 - Question 24

Smallest dicotyledonous parasitic plant of the world is

Detailed Solution for VITEEE Biology Test - 1 - Question 24 Rafflesia has the largest flower in the plant kingdom with a diameter of 1m. Arceuthobium minutissimum, a total stem parasite, is the smallest parasitic angiosperm. A dicot without cotyledon is Cuscuta reflexa, a total stem parasite but initially grows on soil.
VITEEE Biology Test - 1 - Question 25

The functional xylem of dicot tree is

VITEEE Biology Test - 1 - Question 26

Photosynthesis is

VITEEE Biology Test - 1 - Question 27

Which one of the following substances plays an important role in biochemical defence of host plants?

VITEEE Biology Test - 1 - Question 28

A concentric vascular bundle is one in which of the following

VITEEE Biology Test - 1 - Question 29

Pure vaccines are

VITEEE Biology Test - 1 - Question 30

The thermal pollution is caused due to rise in the temperature of air and water to a harmful level. It is due to the heat from

VITEEE Biology Test - 1 - Question 31

The undesirable sounds, which disturb our environment, are called

VITEEE Biology Test - 1 - Question 32

Air pollution effects are usually found on

VITEEE Biology Test - 1 - Question 33

Which of the following is the main function of contractile vacuole?

VITEEE Biology Test - 1 - Question 34

The 32 cells stage of the human embryo is

VITEEE Biology Test - 1 - Question 35

It is considered connecting link between kingdom annelida and arthropoda

VITEEE Biology Test - 1 - Question 36

Evolution convergence is characterized by

VITEEE Biology Test - 1 - Question 37

Discountinuous variations are also termed

Detailed Solution for VITEEE Biology Test - 1 - Question 37
Discontinuous Variations : Also known as mutations, sports or saltations. These variation are responsible for formation of new species and organism thus formed is called mutant.
Types of discontinuous variations:
1. Substantive variations : These influence shape, colour, size etc., e.g., hairless cat, short legged ancon sheep.
2. Meristic variation : These affect number of parts e.g. polydactyly in humans.

Variations are significance in evolution as they make the organism better suited to modifying environmental
conditions, produce new trait in organism and provide raw material for evolution.
VITEEE Biology Test - 1 - Question 38

In a population if certain individuals are better adapted then the possible explanation is

Detailed Solution for VITEEE Biology Test - 1 - Question 38 Natural selection leads to evolutionary change when individuals with certain characteristics have a greater survival or reproductive rate than other individuals in a population and pass on these inheritable genetic characteristics to their offspring.
VITEEE Biology Test - 1 - Question 39

The part of the nephron having the greatest glucose concentration is the

VITEEE Biology Test - 1 - Question 40

Movement of fluids from the glomerulus’s to Bowman’s capsule is due to

Detailed Solution for VITEEE Biology Test - 1 - Question 40 Bowman's capsule (or the Bowman capsule, capsula glomeruli, or glomerular capsule) is a cup-like sack at the beginning of the tubular component of a nephron in the mammalian kidney that performs the first step in the filtration of blood to form urine. A glomerulus is enclosed in the sac.
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