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Olympiad Test: Living And Non-living Things -1 - Class 4 MCQ


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20 Questions MCQ Test - Olympiad Test: Living And Non-living Things -1

Olympiad Test: Living And Non-living Things -1 for Class 4 2024 is part of Class 4 preparation. The Olympiad Test: Living And Non-living Things -1 questions and answers have been prepared according to the Class 4 exam syllabus.The Olympiad Test: Living And Non-living Things -1 MCQs are made for Class 4 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Living And Non-living Things -1 below.
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Olympiad Test: Living And Non-living Things -1 - Question 1

Aerial animals are animals that spend most of their time:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 1

Aerial animals are basically any animals that can naturally fly, glide, or soar in the air. Aerial animals include birds, insects, bats, sugar gliders, flying squirrels, and many others.

Color Name List, List Of Colors - English Grammar Here | Birds pictures  with names, Birds for kids, Names of birds

Olympiad Test: Living And Non-living Things -1 - Question 2

Camouflage is a kind of adaptation in which an organism deceives others by merging its colour with that of its surroundings. Which of the following colours will best suit a chameleon to hide from its enemies in a forest when it sits on branch of a tree?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 2

A chameleon changes its skin colour to brown when it sits on the branch of a tree.

Chameleons' Craziest Color Changes Aren't for Camouflage

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Olympiad Test: Living And Non-living Things -1 - Question 3

Snake is a:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 3

All snakes are carnivores. Their diet depends on the species. Some eat warm-blooded prey (e.g., rodents, rabbits, birds), while others eat insects, amphibians (frogs or toads), eggs, other reptiles, fish, earthworms, or slugs. 

Olympiad Test: Living And Non-living Things -1 - Question 4

Find the mismatched pair according to animals and their habitats:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 4

Arboreal locomotion is the locomotion of animals in trees. In habitats in which trees are present, animals have evolved to move in them.

Olympiad Test: Living And Non-living Things -1 - Question 5

The feet of frogs and ducks are webbed. This adaptation helps them to:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 5

Ducks and Frogs use their feet to swim. Their webbed feet are uniquely designed to help them move through the water. A duck's foot has the ability to become wider. Ducks use their webbed feet like paddles to provide more surface to push against the water.

Webbed feet is a feature found in class 11 biology CBSE

Olympiad Test: Living And Non-living Things -1 - Question 6

Which of the following can live on both water and land?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 6

Frogs and toads are amphibians, which means they live their lives both in water and on land.

Olympiad Test: Living And Non-living Things -1 - Question 7

A student identifies the following characteristics in an animal:
1. Strong claws and broad hip girdles
2. Spines to prevent slipping
3. Ability to climb trees

Q. Which is the best-suited title for this animal?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 7

Arboreal animals are those which spend most of their time on trees. 

The most common adaptations of terrestrial animals is the legs to walk on land and lungs for respirations. 

Olympiad Test: Living And Non-living Things -1 - Question 8

In aerial animals:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 8

In aerial animals, the fore­limbs are modified into wings.

This modification is an adaptation of the birds, such that they can fly through the air. 

Olympiad Test: Living And Non-living Things -1 - Question 9

Tigers and leopards have stripes on their bodies. This adaptation helps them to:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 9

Tigers and leopards have stripes on their bodies. The adaptation helps them to combine with the atmosphere. The main purpose of those animals having patterns on their body is to assist them in camouflage.

Olympiad Test: Living And Non-living Things -1 - Question 10

The scaly skin of snakes:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 10

A scale protects the body of the snake, aids it in movement, allows moisture to be retained within, alters the surface characteristics such as roughness to aid in camouflage, and in some cases even aids in prey capture (such as Acrochordus).

Olympiad Test: Living And Non-living Things -1 - Question 11

The adaptation mechanism of the chameleon is to:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 11

Chameleons possess a host of physical adaptations which help them survive. Color-changing skin helps them blend in, stand out to potential mates and intimidate rivals.

Olympiad Test: Living And Non-living Things -1 - Question 12

An animal is taken to the polar region. Which of the following adaptive characteristics will help it to survive in its new environment?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 12

The development of characteristics that helps an organism to survive in a particular environment is known as adaptation. 

Animals taken to polar regions may have the following adaptive features:
1.  Low surface area to volume ratio.
2. Small extremities to reduce heat loss - shorter ears and limbs.
3. Thick layer of body fat/blubber - present in seals to reduce body heat loss.
4. Thick camouflaged fur.
5. Thick fur on paws.

Olympiad Test: Living And Non-living Things -1 - Question 13

Which of the following hibernate?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 13

Frogs do hibernate. Aquatic frogs, like Ontario's Leopard Frog, go to the bottom of oxygen rich water bodies where they lie on top of the mud all winter. Being on top of the mud lets oxygen from the surrounding water get in through their skin. The rest of their body systems slow right down and they wait out the winter.

Olympiad Test: Living And Non-living Things -1 - Question 14

How can fishes survive inside water?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 14

Fish breathe underwater using the oxygen that is dissolved in water. But to absorb oxygen from water, fish use special organs called gills. When the water moves through the gills, the dissolved oxygen from the water passes through the thin walls of gills and blood vessels, and enters the blood.

Olympiad Test: Living And Non-living Things -1 - Question 15

Mice, dogs, and tigers have:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 15

Mice, dogs and tigers have fur and four legs.

Olympiad Test: Living And Non-living Things -1 - Question 16

The polar bear is adapted to live in the:

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 16

Polar bears live in the Arctic where the air and water temperatures are very cold. They have special adaptations, or features that help them live in that habitat, like webbed feet, a layer of fat, fur that helps them blend in and dry off, and black skin to absorb the sun's heat.

Olympiad Test: Living And Non-living Things -1 - Question 17

Camels are adapted to living for many days without

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 17

Despite less vegetation and water, they keep walking for days without any food and water. They have big humps that store fat and can be converted into energy when there is no food and water.

Olympiad Test: Living And Non-living Things -1 - Question 18

Which of these is adapted to swim?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 18

Penguin wings are paddle-like flippers used for swimming. The motion of the flippers resembles the wing movements of flying birds, giving penguins the appearance of flying through water.

Olympiad Test: Living And Non-living Things -1 - Question 19

Which of these is adapted to live in the desert?

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 19

Snakes adapt to the desert by using light brown or grey camouflage to blend in with their surroundings. They've adapted to the temperature by learning to burrow in dens to shelter from hot temperatures.

Olympiad Test: Living And Non-living Things -1 - Question 20

Bear is :

Detailed Solution for Olympiad Test: Living And Non-living Things -1 - Question 20

Most bear species are omnivores, but individual diets can range from almost exclusively herbivorous to almost exclusively carnivorous, depending on what food sources are available locally and seasonally.

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