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2201.

Which of the following secondary metabolites is wrongly matched?

Answer»

Which of the following secondary metabolites is wrongly matched?


2202.

If a potted plant is kept near a window from where light is coming in, the tip of the plant(a) grows towards the window.(b) grows away from the window.(c) grows straight up.(d) does not grow.

Answer»

If a potted plant is kept near a window from where light is coming in, the tip of the plant
(a) grows towards the window.
(b) grows away from the window.
(c) grows straight up.
(d) does not grow.

2203.

ouch follow down bray pouch hollow town clay couch swallow frown sway

Answer»




















ouch follow down bray
pouch hollow town clay
couch swallow frown sway
2204.

What does the picture indicates? Explain.

Answer» What does the picture indicates? Explain.


2205.

Which of the following organism has both endo and exoskeleton?

Answer»

Which of the following organism has both endo and exoskeleton?


2206.

Carrots are an extremely good source of vitamin:

Answer»

Carrots are an extremely good source of vitamin:


2207.

16.According to bent rule more elrctronegative elements prefer to occupy the axial positions? Why?

Answer» 16.According to bent rule more elrctronegative elements prefer to occupy the axial positions? Why?
2208.

Why are budding, fragmentation and regeneration all considered as asexual types of reproduction? With neat diagrams explain the process of budding in hydra.

Answer» Why are budding, fragmentation and regeneration all considered as asexual types of reproduction? With neat diagrams explain the process of budding in hydra.
2209.

Plants don't have hearts, yet water collected from soil reaches the top, working against gravity of earth.How?

Answer» Plants don't have hearts, yet water collected from soil reaches the top, working against gravity of earth.How?
2210.

Why do we consider people with the blood group AB as universal recipients?

Answer»

Why do we consider people with the blood group AB as universal recipients?


2211.

A mature plant is 0.5 m in length. It has a soft, green stem. It is a(a) herb.(b) shrub.(c) tree.(d) creeper.

Answer» A mature plant is 0.5 m in length. It has a soft, green stem. It is a

(a) herb.

(b) shrub.

(c) tree.

(d) creeper.
2212.

Which of these is biodegradable?

Answer»

Which of these is biodegradable?


2213.

What is the shoot system in plants? Describe in brief.

Answer»

What is the shoot system in plants? Describe in brief.



2214.

The 2000 year old seed excavated from king Herod’s palace at dead sea belong to

Answer»

The 2000 year old seed excavated from king Herod’s palace at dead sea belong to



2215.

What do you mean by ecology?

Answer» What do you mean by ecology?
2216.

The first link in all food chains is(a) herbivores.(b) carnivores.(c) plants.(d) omnivores.

Answer» The first link in all food chains is

(a) herbivores.

(b) carnivores.

(c) plants.

(d) omnivores.
2217.

A cockroach breathes through(a) gills.(b) lungs.(c) nostrils.(d) holes in its body.

Answer» A cockroach breathes through

(a) gills.

(b) lungs.

(c) nostrils.

(d) holes in its body.
2218.

Select the statement about red blood cells that is incorrect.

Answer» Select the statement about red blood cells that is incorrect.
2219.

Which among the following are collected in green bins?

Answer»

Which among the following are collected in green bins?


2220.

Question 05(iv) Fill in the blanks. Night blindness is caused due to deficiency of ___ in our food.

Answer»

Question 05(iv)

Fill in the blanks.
Night blindness is caused due to deficiency of ___ in our food.

2221.

The author seems to suggest that

Answer»

The author seems to suggest that


2222.

Which one of the following in our body helps in absorbing calcium mineral present in the diet?

Answer»

Which one of the following in our body helps in absorbing calcium mineral present in the diet?


2223.

Explain the role of forest in maintaining the balance between oxygen and carbon dioxide in the atmosphere.

Answer» Explain the role of forest in maintaining the balance between oxygen and carbon dioxide in the atmosphere.


2224.

Which fin of the fish helps it to move?

Answer» Which fin of the fish helps it to move?
2225.

Identify the non-ruminant herbivore from the following.

Answer»

Identify the non-ruminant herbivore from the following.

2226.

Which of the following is not a pollinating agent?

Answer»

Which of the following is not a pollinating agent?


2227.

Gliding joint is present in:

Answer»

Gliding joint is present in:



2228.

Which of the following are the most colourful and attractive part of a flower?

Answer»

Which of the following are the most colourful and attractive part of a flower?



2229.

The dimensions of a rec†an gular block measured with an instrument have least count 0.01cm is 4.0mm × 10.0mm×10.0mm. The maximum percentage error in the measurement of volume of the block i

Answer» The dimensions of a rec†an gular block measured with an instrument have least count 0.01cm is 4.0mm × 10.0mm×10.0mm. The maximum percentage error in the measurement of volume of the block i
2230.

What is the hardest connective tissue and what are the functions of the same?

Answer» What is the hardest connective tissue and what are the functions of the same?
2231.

Hinge joints show which movement:

Answer»

Hinge joints show which movement:


2232.

The table shows some features of cell division. Which line correctly describes the division of a cell by mitosis?

Answer»

The table shows some features of cell division.

Which line correctly describes the division of a cell by mitosis?


2233.

Name five plants and the parts that we eat.

Answer»

Name five plants and the parts that we eat.



2234.

Question 4 (iii) The length of 40 leaves of a plant are measured correct to one millimetre, and the obtained data is represented in the following table: Length (in mm)Number of leaves118−1263127−1355136−1449145−15312154−1625163−1714172−1802 (iii) Is it correct to conclude that the maximum number of leaves are 153 mm long? Why?

Answer»

Question 4 (iii)
The length of 40 leaves of a plant are measured correct to one millimetre, and the obtained data is represented in the following table:
Length (in mm)Number of leaves11812631271355136144914515312154162516317141721802
(iii) Is it correct to conclude that the maximum number of leaves are 153 mm long? Why?

2235.

During daytime plants take in oxygen and give out carbon dioxide, during the night it is vice-versa.

Answer»

During daytime plants take in oxygen and give out carbon dioxide, during the night it is vice-versa.

2236.

Milk contains vitamins

Answer» Milk contains vitamins
2237.

What is the shape of a herbivores teeth?

Answer»

What is the shape of a herbivores teeth?

2238.

___ consists of abiotic components being utilized by living organisms.

Answer» ___ consists of abiotic components being utilized by living organisms.
2239.

The reproductive organ of a flowering plant is the(a) pollen grains.(b) flower.(c) pistil.(d) stamen.

Answer» The reproductive organ of a flowering plant is the

(a) pollen grains.

(b) flower.

(c) pistil.

(d) stamen.
2240.

Red Data Book contains

Answer»

Red Data Book contains


2241.

1. Match the items in column ‘A’ with the proper ones in coloum ‘B’ and explain their impact on the environment.Column ‘A’ Column ‘B’1. Harmful waste a. Glass, rubber, carry bags, etc.2. Domestic waste b. Chemicals, pigments, ash, etc.3. Biomedical waste c. Radioactive material4. Industrial waste d. Left over food, vegetables, peelings of fruits.5. Urban waste e. Bandages, cotton, needles, etc.

Answer»
1. Match the items in column ‘A’ with the proper ones in coloum ‘B’ and explain their impact on the environment.




Column ‘A’ Column ‘B’


1. Harmful waste a. Glass, rubber, carry bags, etc.


2. Domestic waste b. Chemicals, pigments, ash, etc.


3. Biomedical waste c. Radioactive material


4. Industrial waste d. Left over food, vegetables, peelings of fruits.


5. Urban waste e. Bandages, cotton, needles, etc.
2242.

The heart is protected by the:

Answer»

The heart is protected by the:


2243.

how do chondroclasts help in repairing the cartilage

Answer» how do chondroclasts help in repairing the cartilage
2244.

Define fibrous root system.

Answer» Define fibrous root system.
2245.

Trees growing on mountains have shapes to allow ___________ to slide off easily.

Answer» Trees growing on mountains have shapes to allow ___________ to slide off easily.
2246.

Select the correct order for the passage of air in the respiratory system.

Answer»

Select the correct order for the passage of air in the respiratory system.



2247.

Identify the organism that can breathe through its skin and lungs.

Answer»

Identify the organism that can breathe through its skin and lungs.

2248.

What are nocturnal animals?

Answer»

What are nocturnal animals?

2249.

What is aquatic habitat? Give the example of two animals living in it.

Answer» What is aquatic habitat? Give the example of two animals living in it.
2250.

What is a unicellular organism what is a multicellular organisms Egg is veg or non veg milk is veg or non veg

Answer»

What is a unicellular organism what is a multicellular organisms Egg is veg or non veg milk is veg or non veg