Plants and Their Products

Q.

Name five objects which can be made from wood.

Q.

What are the benefits of using cloth bags instead of plastic bags?

Q. Write the importance of seed and plant

Q.

Which is the largest producer of oilseeds in the world?

Q. Floriculture deals with the ________.

1. cultivation of spices
2. cultivation of paddy
3. cultivation of trees
4. cultivation of flowers

Q. Spices are added in food to increase the ____and _____.

1. flavour
2. colour
3. protein content
4. vitamin content

Q.

Why do man-made materials like plastics persist for a long time in our environment?

Q.

The principal cereal crop of India is:

1. Wheat

2. Rice

3. Sorghum

4. Maize

Q. Study the following statements and select the correct option.
A. Tapetum nourishes the developing pollen grains
B. Hilum represents the junction between ovule and funicle
C. In aquatic plants such as water hyacinth and water lily, pollination is by water.
D. The primary endosperm nucleus is triploid

1. A
2. B
3. C
4. D

Q. A spice which acts as antiseptic is .

1. cinnamon
2. turmeric
3. bay leaf

Q. Mushrooms feed on dead and decaying matter. They are saprotrophs.

1. True
2. False

Q. Which of the following plant can be used to cure throat infection?

1. Black Pepper
2. Veldt grape
3. Gooseberry
4. Neem

Q. Which of the following plants are used as a germicide?

1. Turmeric
2. Neem
3. Cinnamon
4. Jasmine

Q. Which part of Aloe vera plant is used to cure skin burns and ulcer?

1. Leaf
2. Bark
3. Stem
4. Seed

Q. Is insectivorous plants are hetrerotrophs or autotrophs?

Q. Select the food which is rich in both carbohydrates and protein.

1. Chapati and paneer
2. Meat and egg
3. French fries and coke
4. Bread with butter

Q. Which of these is an example of stem fibre?

1. Apple
2. Aloe vera
3. Jute
4. Neem

Q.

Which plants are dioecious?

Q. Economic botony is the study of relationship between people and _______ .

1. plants
2. birds
3. insects
4. animals

Q. is a soft and fluffy staple fibre whereas, fibre is strong and coarse.

1. Coconut
2. Cotton
3. Jute
4. Agave

Q. Which of the following are the purposes of making doors, chairs and tables of wood instead of plastic?

1. Durability
2. Resistance to temperature
3. Low cost
4. Stylish finishing

Q.

__________ (Laminated glass/ Pyrex glass) is bulletproof glass.

Q.

Name the plant from which linseed is obtained.

Q. Which of the following is/are Indian spices?

1. Ajwain
2. Amla
3. Clove
4. Pepper

Q. The part of the tree that is used for various construction purposes is called

1. Bark
2. Wood
3. Resin
4. Sap

Q. Match the correct pair of medicinal plant with its use.

1. Skin burn
2. Hair growth
3. Breathing problem
4. Joint pain

Q.

Are vitamins and minerals main components of food

Q. From which of these plant part plantain fibre and jute are obtained?

1. Stem
2. Seed
3. Root
4. Leaf

Q. Fibres obtained from coconut are called____.

1. plant fibres
2. husk fibres
3. stem fibres
4. root fibres

Q. is extracted from the husk of the coconut.

1. Coir
2. Cotton
3. Jute