Forest

Q.

What can upset the balance of an ecosystem?

Q.

Human interference and changes in climate can maintain the ecosystem. State whether the given statement is true or false. If true, give the reasons.

1. True
2. False

Q.

Explain how a lion is adapted to the forest habitat.

Q.

A rotten log is an example of a habitat.

1. True

2. False

Q.

Forests are the habitat for a variety of _____ and ________.

Q.

Explain why?
a. A lion has eyes in the front of its head.
b. A deer has eyes on the side of its head.

Q.

What is the unique feature of long claws in the front leg of a lion?

Q.

Paper is generally obtained from the ___________.

1. Wood pulp of bamboo

2. Eucalyptus

3. Both (A) and (B)

4. Teak

Q. Forest is known as habitat because

1. It provides food and shelter to animals
2. It has specific set of plants and animals
3. It is a natural resource
4. Both A and B

Q. Mention the adaptations found in predator. [2 marks]

Q.

Explain various types of lichens based on habitat .

Q. Which part of a tree serves as a habitat?

1. Stratification
2. Natality
3. Mortality
4. Sex Ratio

Q. A natural resource is a substance/commodity that is a gift of nature which is very useful to mankind.

1. True
2. False
3. Neither
4. Either

Q. Which of the following is not a terrestrial habitat?​

Q. Which of the following is a natural habitat?

1. Forest
2. Zoo
3. Aquarium
4. None of the above

Q.

Match the following:

1. 1- d; 2- a; 3- c; 4-b.

2. 1- c; 2- a; 3- d; 4-b.

3. 1- c; 2- a; 3- b; 4-d.

4. 1- d; 2- a; 3- b; 4-c.

Q. The most rapidly depleting resource in the world is

1. Water
2. Forest
3. Wind
4. Sunlight

Q. The process through which living organisms produce a new generation is known as:

1. Excretion
2. Respiration
3. Reproduction
4. Digestion

Q. Which of the following are green lungs?

1. Green coloured lungs
2. Lungs with green algae
3. Lungs of green animals
4. Forests

Q. Which of the following plants is said to be as Flame of the forest?

1. Allamanda
2. Bougainvilleam
3. Delonix tree
4. Crape Jasmine

Q. Which of the following provides nutrients to the seedling to grow in forest ?

1. Grubs
2. Beetles
3. Bacteria
4. Decaying animals dung

Q. Which gas is released by humans during respiration?

1. Oxygen
2. Argon
3. Nitrogen
4. Carbon dioxide

Q. Which gas is used in respiration?

1. Argon
2. Nitrogen
3. Carbon dioxide
4. Oxygen

Q. Which of these is not a living thing?

1. Octopus
2. Cactus
3. Cat
4. Rock

Q. Which of the following is called as dynamic living entity?

1. Oceans
2. Villages
3. Cities
4. Forests

Q. Which of the following forest tree is used for medicinal purpose?

1. Neem
2. Oak
3. Basil
4. Turmeric

Q. Which of the following plant helps to prepare medicine?

1. Amla
2. Neem
3. Tulsi
4. All of the above

Q.

______ are medicines used to prevent or treat allergies.

Q. Which of the following plants is said to be as Flame of the forest?

1. Allamanda
2. Bougainvilleam
3. Delonix tree
4. Crape Jasmine

Q. Find the odd one out.
Neem, Tulsi, Amla and Teak.

1. Teak
2. Tulsi
3. Neem
4. Amla