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5351.

Planaria belongs to the phylum ________.

Answer»

Planaria belongs to the phylum ________.

5352.

Manure helps in all of these, except

Answer» Manure helps in all of these, except
5353.

Explain various steps in hybridization of crop plants.

Answer»

Explain various steps in hybridization of crop plants.

5354.

What are three main functional regions of the cell?

Answer»

What are three main functional regions of the cell?

5355.

Name the two covering of pollen grains

Answer» Name the two covering of pollen grains
5356.

Study the diagram given below and then answer the questions that follow: (a) Identify the tissue and give a reason to support your answer. (b) Name the parts labelled 1, 2, 3, and 4. (c) Where is this tissue likely to be found in the plant ? (d) State the function of the parts labelled 1, 2, 3 and 4.

Answer»

Study the diagram given below and then answer the questions that follow:

(a) Identify the tissue and give a reason to support your answer.
(b) Name the parts labelled 1, 2, 3, and 4.
(c) Where is this tissue likely to be found in the plant ?
(d) State the function of the parts labelled 1, 2, 3 and 4.

5357.

Statement 1: After exercising, we feel fatigue. Statement 2: Our body undergoes anaerobic respiration and produces lactic acid.

Answer»

Statement 1: After exercising, we feel fatigue.

Statement 2: Our body undergoes anaerobic respiration and produces lactic acid.


5358.

Minute pores in the body wall of the sponges through which water enters into a central cavity are called.

Answer»

Minute pores in the body wall of the sponges through which water enters into a central cavity are called.


5359.

Is there an easy way of learning about meristematic and muscular tissues?

Answer» Is there an easy way of learning about meristematic and muscular tissues?
5360.

The colour of blood is due to the presence of ______.

Answer»

The colour of blood is due to the presence of ______.


5361.

The amount of sunlight a plant need to be exposed is called _______.

Answer»

The amount of sunlight a plant need to be exposed is called _______.


5362.

Why dont plant cells have lysosomes

Answer»

Why dont plant cells have lysosomes

5363.

___ is used to degrade the biodegradable waste.

Answer»

___ is used to degrade the biodegradable waste.

5364.

When 1500 ml of air is in the lungs, it is called the _________

Answer»

When 1500 ml of air is in the lungs, it is called the _________


5365.

Why does our face becomes black while we are suffering from bubonic plague?

Answer»

Why does our face becomes black while we are suffering from bubonic plague?

5366.

The surface of an animal in echinodermata, where the mouth is formed is termed as ____

Answer»

The surface of an animal in echinodermata, where the mouth is formed is termed as ____


5367.

Which of the following organelles has its own genetic material?

Answer»

Which of the following organelles has its own genetic material?


5368.

Give definition of each of the following. Species Genus Family Order Class Phylum Division Kingdom

Answer»

Give definition of each of the following.

Species

Genus

Family

Order

Class

Phylum

Division

Kingdom

5369.

Which of the following have cells that are properly arranged into tissues and organs?

Answer»

Which of the following have cells that are properly arranged into tissues and organs?


5370.

Which of the following is the most toxic nitrogenous waste?

Answer»

Which of the following is the most toxic nitrogenous waste?


5371.

What makes an octopus different from the snails

Answer» What makes an octopus different from the snails
5372.

Q7. Consider the following statements about Noctiluca algae: 1. The Noctiluca algae, commonly known as sea tinkle, is a parasite and occurs in patches or ‘blooms’ in the Northern Arabian Sea. 2. They glow at night due bioluminescence (It is the production and emission of light by a living organism) and have earned them the nickname ‘sea sparkle’. Which of the above statements are incorrect?

Answer»

Q7. Consider the following statements about Noctiluca algae:

1. The Noctiluca algae, commonly known as sea tinkle, is a parasite and occurs in patches or ‘blooms’ in the Northern Arabian Sea.

2. They glow at night due bioluminescence (It is the production and emission of light by a living organism) and have earned them the nickname ‘sea sparkle’.

Which of the above statements are incorrect?


5373.

Streptomycin is a/an ___ .

Answer»

Streptomycin is a/an ___ .


5374.

Give two functions of fruits.

Answer» Give two functions of fruits.
5375.

Which macronutrient is required in largest quantity by plant a.nitrogen b.molybednum c.potassium d.copper

Answer» Which macronutrient is required in largest quantity by plant
a.nitrogen
b.molybednum
c.potassium
d.copper
5376.

detail description of types of meristematic tissues

Answer»

detail description of types of meristematic tissues

5377.

What do you know about Kingdom Protista?

Answer» What do you know about Kingdom Protista?
5378.

5 differences between blood and lymph.

Answer»

5 differences between blood and lymph.

5379.

All living organisms are linked to one another because

Answer»

All living organisms are linked to one another because


5380.

A hypha bearing sporangium is called ____________.

Answer»

A hypha bearing sporangium is called ____________.


5381.

The epidermis of some desert plants is covered with a thick, waxy coating of a chemical called____i____ ___ii____ the chemical present in the walls of cork cells. It makes them impervious to water. The information in which alternative completes the given statements?

Answer»

The epidermis of some desert plants is covered with a thick, waxy coating of a chemical called____i____ ___ii____ the chemical present in the walls of cork cells. It makes them impervious to water.

The information in which alternative completes the given statements?


5382.

Name the animal cell which is long and has thread-like branches.

Answer» Name the animal cell which is long and has thread-like branches.
5383.

Which of the following is not produced during light reaction?

Answer»

Which of the following is not produced during light reaction?


5384.

The type of vascular tissue in plants which transports the food synthesized in leaves to other parts of the plant is called ____.

Answer»

The type of vascular tissue in plants which transports the food synthesized in leaves to other parts of the plant is called ____.


5385.

The passage along which food passes through the body from mouth to anus during digestion is called ___.

Answer»

The passage along which food passes through the body from mouth to anus during digestion is called ___.


5386.

Which of the following are the substances required by an organism for body activities?

Answer»

Which of the following are the substances required by an organism for body activities?


5387.

A tobacco plant heterozygous for a recessive character is self-pollinated and 1200 seeds are subsequently germinated. How many seedlings would have the parental genotype.

Answer»

A tobacco plant heterozygous for a recessive character is self-pollinated and 1200 seeds are subsequently germinated. How many seedlings would have the parental genotype.


5388.

why do all organisms need a scientific name

Answer»

why do all organisms need a scientific name

5389.

What are 70S ribosomes?

Answer» What are 70S ribosomes?
5390.

Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called

Answer»

Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called


5391.

How are permenemt tissues formed?

Answer» How are permenemt tissues formed?
5392.

Two slinky A and B of the same length are made up of two different materials. The time taken to travel 20 pulses in both of them are 70s and 90s respectively. In which slinky, the pulse travels faster and why?

Answer» Two slinky A and B of the same length are made up of two different materials. The time taken to travel 20 pulses in both of them are 70s and 90s respectively. In which slinky, the pulse travels faster and why?
5393.

Give an example of anucleate cell i.e. a cell without nucleus. [ 2 MARKS ]

Answer»

Give an example of anucleate cell i.e. a cell without nucleus. [ 2 MARKS ]

5394.

Name any two habits, which should be avoided to keep good health.

Answer»

Name any two habits, which should be avoided to keep good health.

5395.

Which phylem does sea anemone belong to?

Answer» Which phylem does sea anemone belong to?
5396.

Question 20 Corals are (a) Poriferans attached to some solid support (b) Cnidarians, that are solitary living beings (c) Poriferans present at the sea bed (d) Cnidarians who live in colonies

Answer»

Question 20
Corals are


(a) Poriferans attached to some solid support
(b) Cnidarians, that are solitary living beings
(c) Poriferans present at the sea bed
(d) Cnidarians who live in colonies

5397.

What is the surgical method of contraception in females?

Answer»

What is the surgical method of contraception in females?


5398.

What is matrix ?

Answer»

What is matrix ?

5399.

Is there any difference between mixed farming and multiple cropping?

Answer»

Is there any difference between mixed farming and multiple cropping?

5400.

Identify the type of seed/grain from the information given below: 1. Presence of one cotyledon 2. Presence of large endosperm 3. Seed wall and fruit wall are fused

Answer»

Identify the type of seed/grain from the information given below:

1. Presence of one cotyledon

2. Presence of large endosperm

3. Seed wall and fruit wall are fused