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5651.

Which of these is a correct food chain?

Answer»

Which of these is a correct food chain?

5652.

Identify A and B in the following image.

Answer»

Identify A and B in the following image.


5653.

Which of the following parts does not belong to the gynoecium?

Answer»

Which of the following parts does not belong to the gynoecium?


5654.

The foetus completes its growth within the _____

Answer»

The foetus completes its growth within the _____


5655.

Which of the following do not have a membrane?

Answer»

Which of the following do not have a membrane?


5656.

Explain the uses of bacteria, fungi and algae

Answer»

Explain the uses of bacteria, fungi and algae

5657.

Which of the following is a dead cell?

Answer»

Which of the following is a dead cell?


5658.

Why do we use the technique of cover crops

Answer»

Why do we use the technique of cover crops

5659.

Identify the primary sex organ in males and its function?

Answer» Identify the primary sex organ in males and its function?
5660.

Why wind pollinated flowers are called anemophily

Answer» Why wind pollinated flowers are called anemophily
5661.

AIDS disease is caused by : (a) bacteria (b) virus (c) worms (d) protozoa

Answer»

AIDS disease is caused by :

(a) bacteria (b) virus (c) worms (d) protozoa

5662.

What is the other name of ductless glands ?

Answer»

What is the other name of ductless glands ?

5663.

Find the odd one out with reasons Farming, Cooking, Painting Eating

Answer» Find the odd one out with reasons
Farming, Cooking, Painting Eating
5664.

Microorganisms feed on_________

Answer»

Microorganisms feed on_________


5665.

Thalassemia occurs due to

Answer»

Thalassemia occurs due to


5666.

cork cell is ___________ plant cell

Answer»

cork cell is ___________ plant cell

5667.

The types of species found in the different ecosystems are known as the ___ .

Answer»

The types of species found in the different ecosystems are known as the ___ .



5668.

Which of the following are an endemic species of Madagascar?

Answer»

Which of the following are an endemic species of Madagascar?


5669.

Choose the correct option regarding the Assertion and Reason Assertion[A]: Patients having Klinefelter's Syndrome have higher amount of estrogen in the body. Reason[R]: Klinefelter’s Syndrome occurs due to appearance of an extra X chromosome in the human males.

Answer»

Choose the correct option regarding the Assertion and Reason

Assertion[A]: Patients having Klinefelter's Syndrome have higher amount of estrogen in the body.

Reason[R]: Klinefelter’s Syndrome occurs due to appearance of an extra X chromosome in the human males.


5670.

Which of the following can be used as a method to reduce air pollution?

Answer»

Which of the following can be used as a method to reduce air pollution?


5671.

What exactly we understand by inclusion body?

Answer»

What exactly we understand by inclusion body?


5672.

The element involved in chlorosis of leaves is

Answer»

The element involved in chlorosis of leaves is


5673.

Which of the following organism breathes through skin?

Answer»

Which of the following organism breathes through skin?


5674.

Which of these is not a component of a nucleus?

Answer»

Which of these is not a component of a nucleus?


5675.

why does farmer grow cotton plants with groundnut crops?

Answer»

why does farmer grow cotton plants with groundnut crops?

5676.

Name the disease caused by the insufficient production of insulin hormone by the pancreas.

Answer»

Name the disease caused by the insufficient production of insulin hormone by the pancreas.

5677.

What are the basic components of a cell ?

Answer»

What are the basic components of a cell ?

5678.

Which of the following are medicinal properties of neem?

Answer»

Which of the following are medicinal properties of neem?


5679.

Explain the process of reproduction in hydra.

Answer»

Explain the process of reproduction in hydra.

5680.

The glands that secrete hormones into the surrounding tissue rather than bloodstream is called ___ .

Answer»

The glands that secrete hormones into the surrounding tissue rather than bloodstream is called ___ .


5681.

Identify the cell division type occuring during the following event. (i) Formation of new kidney cell. (ii) Formation of ovum. (iii) Formation of new lung cell. (iv) Formation of sperm. (v) Formation of new blood cells.

Answer» Identify the cell division type occuring during the following event.
(i) Formation of new kidney cell.
(ii) Formation of ovum.
(iii) Formation of new lung cell.
(iv) Formation of sperm.
(v) Formation of new blood cells.
5682.

How are protozoa helpul to us

Answer» How are protozoa helpul to us
5683.

The process by which roots absorb water from soil is known as ___.

Answer»

The process by which roots absorb water from soil is known as ___.

5684.

Outermost whorl of a flower is

Answer»

Outermost whorl of a flower is


5685.

Name the rigid covering present outside the plant cell.

Answer»

Name the rigid covering present outside the plant cell.


5686.

What is common between female mosquito and female mosquito?

Answer»

What is common between female mosquito and female mosquito?


5687.

Assertion: Atherosclerosis is a disease characterized by the thickening of arterial walls. Reason: Deposition of cholesterol and triglycerides in the arterial wall causes atherosclerosis.

Answer»

Assertion: Atherosclerosis is a disease characterized by the thickening of arterial walls.
Reason: Deposition of cholesterol and triglycerides in the arterial wall causes atherosclerosis.


5688.

Which of the following is a crop?

Answer»

Which of the following is a crop?


5689.

Explain in detail: Internal fertilization takes place in both humans and hens but human beings give birth to babies while hens lay eggs.

Answer»

Explain in detail: Internal fertilization takes place in both humans and hens but human beings give birth to babies while hens lay eggs.

5690.

What is the function of osteocytes cell in our body?

Answer» What is the function of osteocytes cell in our body?
5691.

AIDS is caused by:

Answer»

AIDS is caused by:


5692.

Snakes are killed in large numbers because:

Answer»

Snakes are killed in large numbers because:


5693.

Rhizopus belongs to

Answer»

Rhizopus belongs to


5694.

___ is used to prepare the fields before sowing the seeds..

Answer» ___ is used to prepare the fields before sowing the seeds..
5695.

Viscum is a

Answer»

Viscum is a


5696.

The male gamete in the human reproductive system is known as __.

Answer»

The male gamete in the human reproductive system is known as __.

5697.

Name one cell which can be seen easily with naked eye and one cell which can be seen only through a microscope.

Answer» Name one cell which can be seen easily with naked eye and one cell which can be seen only through a microscope.
5698.

Question 18 Classify the following into friendly and harmful microorganisms. Yeast, malarial parasite, Lactobacillus, bread mould, Rhizobium, Bacillus anthracis FriendlyHarmful⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

Answer» Question 18
Classify the following into friendly and harmful microorganisms. Yeast, malarial parasite, Lactobacillus, bread mould, Rhizobium, Bacillus anthracis
FriendlyHarmful
5699.

Which of the following changes is not observed in females during puberty?

Answer»

Which of the following changes is not observed in females during puberty?


5700.

________ is a unit of inheritance in living organisms.

Answer»

________ is a unit of inheritance in living organisms.