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9101.

Differentiate between complex and simple permanent tissues? [3 MARKS]

Answer»

Differentiate between complex and simple permanent tissues? [3 MARKS]

9102.

Plasma does not contain __________.

Answer»

Plasma does not contain __________.


9103.

Which of the following match with respect to the respiratory tract is incorrect?

Answer»

Which of the following match with respect to the respiratory tract is incorrect?


9104.

What is green house?

Answer»

What is green house?

9105.

Why antibiotics don't work upon viruses

Answer»

Why antibiotics don't work upon viruses

9106.

Name the cell organelle which is not enclosed by plama membrane.

Answer»

Name the cell organelle which is not enclosed by plama membrane.

9107.

Define diversity and classification in 50 to 100 words

Answer» Define diversity and classification in 50 to 100 words
9108.

How do substances like co² and water move in and out to the cell

Answer»

How do substances like co² and water move in and out to the cell

9109.

If an animal cell does not contain nucleus will it have chromosomes? The answer is no but doesn’t mitochondria have DNA so won’t they have chromosomes?

Answer»

If an animal cell does not contain nucleus will it have chromosomes?

The answer is no but doesn’t mitochondria have DNA so won’t they have chromosomes?

9110.

Cells have a __(large / small) surface area for greater diffusion of substances in and out of cell.

Answer»

Cells have a __(large / small) surface area for greater diffusion of substances in and out of cell.

9111.

Nitrogen can be used as a nutritional supplement by-

Answer»

Nitrogen can be used as a nutritional supplement by-


9112.

Amoeba and Volvox do not require any respiratory pigment to transport oxygen. The possible reason could be …………………………

Answer»

Amoeba and Volvox do not require any respiratory pigment to transport oxygen. The possible reason could be …………………………


9113.

Which of the following disease(s) is/are caused by bacteria?

Answer»

Which of the following disease(s) is/are caused by bacteria?


9114.

How do marine organisms receive continuous supply of nutrients ?

Answer»

How do marine organisms receive continuous supply of nutrients ?

9115.

The breaking down of food into simpler substances is called _________ .

Answer»

The breaking down of food into simpler substances is called _________ .


9116.

Phellogen gives rise to

Answer»

Phellogen gives rise to


9117.

Name the cell organnel which takes up very little stain and that which takes up most of the stain when a cell is stained.

Answer» Name the cell organnel which takes up very little stain and that which takes up most of the stain when a cell is stained.
9118.

In the given picture the boy is representing dietary fibers in a fancy dress competition. Out of the three balloons in his hand, which one can be removed as it contains less or no dietary fibres?

Answer»

In the given picture the boy is representing dietary fibers in a fancy dress competition. Out of the three balloons in his hand, which one can be removed as it contains less or no dietary fibres?


9119.

What is RNA?

Answer» What is RNA?
9120.

Difference between epithelial , connective,muscular and nervous tissue? On all the basis?

Answer» Difference between epithelial , connective,muscular and nervous tissue? On all the basis?
9121.

How can we prevent exposure to air Borne infections ,water borne infections and Vector Borne infections?

Answer» How can we prevent exposure to air Borne infections ,water borne infections and Vector Borne infections?
9122.

Name the organisum which are single celled and are capable of independent cell replication?

Answer»

Name the organisum which are single celled and are capable of independent cell replication?

9123.

The gases which are responsible for a phenomenon known as the greenhouse effect are called as ___ .

Answer»

The gases which are responsible for a phenomenon known as the greenhouse effect are called as ___ .

9124.

Mushroom cultivation is a very profitable business. Choose for the most appropriate reasons.

Answer»

Mushroom cultivation is a very profitable business. Choose for the most appropriate reasons.


9125.

Name the improved varieties of the following crops : (a) pigeon pea ; (b) wheat

Answer»

Name the improved varieties of the following crops :

(a) pigeon pea ;

(b) wheat

9126.

What is function of wind breaks ?

Answer»

What is function of wind breaks ?

9127.

What is phenylketonuria disorder?

Answer»

What is phenylketonuria disorder?

9128.

Recently Lead (Pb) was making news due to its contamination in Maggie. Consider the following statements with respect to Lead. Which of the above statement(s) is/are correct?

Answer»

Recently Lead (Pb) was making news due to its contamination in Maggie. Consider the following statements with respect to Lead.

Which of the above statement(s) is/are correct?


9129.

why houses of poultry and layers are different?

Answer»

why houses of poultry and layers are different?

9130.

2 Uses of turgidity to the plants

Answer»

2 Uses of turgidity to the plants

9131.

a) Name the reaction occurring in liver. b) Name storage in liver .

Answer»

a) Name the reaction occurring in liver.

b) Name storage in liver .

9132.

Name the structures in which guard cells are located and mention their main function. [2 MARKS]

Answer» Name the structures in which guard cells are located and mention their main function. [2 MARKS]
9133.

The necessary condition for rusting of iron is:

Answer»

The necessary condition for rusting of iron is:


9134.

Which part of a tapeworm contains both male and female reproductive organs?

Answer»

Which part of a tapeworm contains both male and female reproductive organs?


9135.

Which of the following statements about expiration is correct?

Answer»

Which of the following statements about expiration is correct?


9136.

Sweat glands are situated in the ___.

Answer» Sweat glands are situated in the ___.
9137.

Choose the correct statement about muscles.

Answer»

Choose the correct statement about muscles.


9138.

Ventral mouth is seen in:

Answer»

Ventral mouth is seen in:


9139.

What does the white colored substance in bird droppings consists of?

Answer»

What does the white colored substance in bird droppings consists of?


9140.

Which of the following statement is incorrect?

Answer»

Which of the following statement is incorrect?


9141.

Where are columnar simple epithelial cells found

Answer»

Where are columnar simple epithelial cells found


9142.

In which of the following regions, the reversion of soil erosion is very difficult?

Answer»

In which of the following regions, the reversion of soil erosion is very difficult?


9143.

Cell disintegration during downstream processing is result of ________.

Answer» Cell disintegration during downstream processing is result of ________.
9144.

Which of the following is NOT present in lymph?

Answer»

Which of the following is NOT present in lymph?


9145.

In aeroponics, plants are grown in such a way that their roots are suspended in ________ .

Answer»

In aeroponics, plants are grown in such a way that their roots are suspended in ________ .


9146.

Question 17 Fill in the blanks with suitable words: (a) The alimentary canal stretches from __ to __. (b) Teeth are rooted in separate __ in between the __. (c) Digestion of food starts in __ and gets completed in __. (d) __ is the largest gland in the human body.

Answer»

Question 17

Fill in the blanks with suitable words:

(a) The alimentary canal stretches from __ to __.

(b) Teeth are rooted in separate __ in between the __.

(c) Digestion of food starts in __ and gets completed in __.

(d) __ is the largest gland in the human body.

9147.

How are CFCs harmful?

Answer»

How are CFCs harmful?

9148.

The prosthetic group of haemoglobin is

Answer»

The prosthetic group of haemoglobin is


9149.

Match the discoveries with the scientists who have made it. Column IColumn IIa. Anton Van Leeuwenhoeki. All animals are made of cellsb. Robert Hookeii. Microscopec. Theodor Schwanniii. Cork has structures like celld. Matthias Schleideniv. All plants are made of cells

Answer»

Match the discoveries with the scientists who have made it.

Column IColumn IIa. Anton Van Leeuwenhoeki. All animals are made of cellsb. Robert Hookeii. Microscopec. Theodor Schwanniii. Cork has structures like celld. Matthias Schleideniv. All plants are made of cells


9150.

The steps of the cardiac cycle in sequence after atrial systole _______.

Answer»

The steps of the cardiac cycle in sequence after atrial systole _______.