Question

vi. ______________is a substance that helps red blood cells carry oxygen to different

parts of the body.

vii. ________________ improves the taste of the food.

viii. ________________ is the only metal which is liquid at room temperature.

ix. The mass per unit volume of a substance is known as it’s __________.

x. All matter is made up of _______________.

3. Define any three of the following terms:- [1x3=3]

i. Lustre

ii. Balanced diet

iii. Ginning

iv. Omnivore

4. Answer the following in one word or one sentence :- [1x3=3]

i. Name two main sources of food.

ii. Which form of carbohydrate is not digested by human being ?

iii. Which state of matter of indefinite shape but definite volume ?

5. Answer any four of the following in short:- [2x4=8]

i. What are ingredients? Name the ingredients used for making boiled

rice?

ii. Distinguish between soft and hard material.

iii. Which soil is best for growing cotton? Why?

iv. Is balance diet similar for everybody ? Why or why not?

v. List four minerals which are necessary for a healthy body.

6. Answer the following questions:- [4x4=16]

i. What are deficiency diseases? List any four deficiency disease.

ii. Give any two advantages of cotton and two advantages of synthetic

clothes.

iii. A. Why do we cook food?

B. Name any four food items that animals provide us.

iv. A. Segregate the following as miscible and immiscible liquids :-

Lemon juice, Kerosene, Petrol and vinegar.

B. Choose the odd one out :-

a. Iron, copper, gold, wood, silver.

b. Oxygen, carbon dioxide, carbon monoxide, ammonia.

c. Cotton, flax, Jute, rayon, silk.

d. Cabbage, spinach, mint, tomato, lettuce.
i will mark as brainlest plZ answeer me ​

Answer 1

Answer:

vi) haemoglobin

vii) flavour

viii)mercury

ix)density

x) atoms

Q3. 1) lusture - shine of a substance is know as lusture.

2) balanced diet- The diet of food that contains all types of nutrients in right amount is know as balanced diet.

4) omnivore- Organism that takes both plant and animal products in their food are called omnivore.

Q4. 1) animal sources

plant sources

2) cellulose

3) liquid

Answer 2

Answer:

vi) Haemoglobin

vii) Taste buds

viii) Mercury

ix)Density

x) Atoms

4.(i) Plants and animals

ii) cellulose

iii) Liquid or water

6.(iii) we cook food for live and be healthy. without food we can't live on Earth and non -healthy person. So cooking food is also necessary for our life for live.

b) cow, fish, chicken , goat.

6.(iv)b) wood