Nutrition

Q.

Write the ten things that are living and non-living

Q.

What are the examples of saprophytes?

Q. Why producers are called as producers?

1. They synthesize food
2. Release watervapour
3. Solar energy is emitted
4. Energy is released

Q. Which of the following activity is not essential for the survival of an organism?

1. Nutrition
2. Excretion
3. Reproduction
4. Growth

Q. The differences in the mode of heterotrophic nutrition in fungi, parasites, and mammals can be attributed to:

1. Difference in body design
2. Availability of food
3. Similarity in digestive organs
4. Type of food

Q. What is goitre? What causes goitre?

Q. What are some characteristics of tertiary consumers?

Q.

Producing life is called respiration.

1. True
2. False

Q.

Glycogen and sugar are two types of _________ found in our body.

1. Carbohydrates

2. Vitamins

3. Proteins

4. Minerals

Q.

What are saprophytes?

Q. How do producers function in an ecosystem?

Q. What is photosynthesis?

Q.

Fungi and many bacteria derive their food from dead and decaying matter.

1. True
2. False

Q. Which among the following group contains only animal products?

1. Eggs, vegetable and milk
2. Eggs, meat and paneer
3. Spinach, rice and pulses
4. Vegetable, rice and meat

Q.

Paramecium is ___________ and ​Amoeba is ___________.

1. unicellular; unicellular​
2. unicellular; multicellular​
3. multicellular; unicellular​
4. multicellular; multicellular​

Q. The preserved traces of living organisms are known as:

1. Humus
2. Crust
3. Skeletons
4. Fossils

Q. The preserved traces of living organisms are known as:

1. Fossils
2. Skeletons
3. Humus
4. Crust

Q.

Read the statements given below and fill up the blanks with the correct words listed in the box.
$\begin{array}{c}\text{deep, ductless, nutrients, thyroxine}\end{array}$
(a) The meal that includes all ___ is a balanced diet.
(b) Insufficient production of ___ in the tadpoles leads to their incomplete development.
(c) Endocrine glands are also called ___ glands.
(d) After attaining puberty boys develop a___ voice.

Q. Assertion :Death is one of the important regulatory process on the Earth. Reason: It avoids over-crowding caused by continuous reproduction.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Match the following animals with the mode of digestion that they carry out.

$$\begin{array}{cc}Animal& ModeofDigestion\\ a.Housefly& p.DeadMeat\\ b.Dogs& q.Eattheirownexcreta\\ c.Chicken& r.Swallowsmallstonesforgrindingfood\\ d.Rabbits& s.Pukedigestivejuicesonfood\end{array}$$

1. a-p, b-q, c-r, d-s
2. a-s, b-r, c-q, d-p
3. a-p, b-q, c-s, d-r
4. a-s, b-p, c-r, d-q

Q. is important for breaking down food into nutrients, which the body uses for energy, growth and cell repair.

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

Q.

Which one of the following organism types helps in cleaning the environment?

1. Euglena

2. Amoeba

3. Saprophytic protozoans

4. Yeast