Life Science MCQ » Chemistry-Papers

Which of the following enzymes are present in pancreatic juice?

(A) Trypsin

Both (A) and (B)

(B) Lipase

The rhythmic contraction and relaxation of the walls of the food pipe is called

translocation

peristaltic movement

digestion

Bile is stored in –

Gall bladder

Pancreas

Liver

Carbohydrates in the humans are stored in the form of

Glycogen

Starch

Maltose

Which of the following pair is incorrect?

Paramoecium - autotrophic nutrition

Humans - holozoic nutrition

Yeast - saprophytic nutrition

Blue green algae is a type of---------

Heterotrophic animal

None of these

Photosynthetic bacteria

Which part of the alimentary canal absorbs the digested food?

Liver

Villi in Small intestine

Pancreas

Which of the following animal will have shortest small intestine?

Tiger

Human

Goat

The correct sequence of anaerobic respiration in Yeast

Glucose → pyruvate → lactic acid

glucose → pyruvate → ADP → lactic acid

glucose → pyruvate → carbon dioxide + ethanol + energy

Which of the following statement is true about stomata?

Stomatal pore is surrounded by kidney shaped guard cell

All of the above

Stomata helps in exchange of gases during photosynthesis

Which of the following events in the mouth cavity will be affected if salivary amylase is absent in the saliva?

Starch breaking down into sugars.

Fats breaking down into fatty acids and glycerol.

Proteins breaking down into amino acids.

Which one of the following is known as energy currency of cell?

Adenosine triphosphate

Pyruvate

Glucose

Diaphragm is a--

muscle

blood cell

bone

Breathing organs in fishes

Skin

Lungs

Gills

Human digestive system consist of a long hollow tube which starts from mouth and ends at anus. It is known as

Digestive canal

Alimentary canal

Oesophagus

Which gas is produced as a by product during the process of photosynthesis

Oxygen

hydrogen

CO2

During vigorous physical exercise, lactic acid is formed from glucose inside the muscle cells due to-

None of these

Lack of oxygen

Excess of carbon dioxide

Which of the following type of nutrition is shown by fungi?

Heterotrophic

Photo autotrophic

Chemo autotrophic

Salivary glands are located in

Stomach

none of these

Buccal cavity

The enzymes pepsin and trypsin are secreted respectively by

Liver and salivary gland

Salivary gland and stomach

Stomach and pancreas

Which of the following gas is majorly released by plants during day time?

Oxygen

Nitorgen

Carbon dioxide

By which life process living organisms such as humans remove nitrogenous waste from their blood

Nutrition

Respiration

Excretion

Which of the following respiratory organ is the site of exchange of gases in humans?

Pharynx

Alveoli

Bronchi

Plants absorbs Nitrogen from soil in form of

(A) Nitrate

(B) Nitrite

In amoeba, oxygen is taken up by:

Specialised tissues

Osmosis

Diffusion

Rings of cartilage are found associated with

Alveoli

Bronchi

Trachea

During inhalation, Diaphragm moves--

Downwards

Both

Upwards

Which of the following is the largest gland and also plays a major role in digestion

Liver

Pitutary gland

Pancreas

Select the correct chemical formula of glucose

C5H12O6

C6H12O5

C6H12O6

Which of the following is an example of parasitic plant?

Cuscuta (Amar bel)

Money plant

Palm tree

Select the set of organisms showing holozoic nutrition

none of these

Amoeba, mushroom, human

Human, amoeba, bird

Which digestive juice is secreted by stomach and what it contains?

Gastric juice- Pepsin, HCl, Mucous

Pancreatic juice- Pepsin, salivary amylase, trypsin

Name the pores in a leaf through which respi-ratory exchange of gases takes place.

Xylem

Stomata

Vacuoles

Which of the following group of organisms derive nutrition from dead and decaying matter

Parasites

Herbivores

Saprotrophs

Glycolysis process occurs in which part of the cell?

Mitochondria

Chloroplast

Cytoplasm

Which of the following enzymes are present in pancreatic juice?

The rhythmic contraction and relaxation of the walls of the food pipe is called

Bile is stored in –

Carbohydrates in the humans are stored in the form of

Which of the following pair is incorrect?

Blue green algae is a type of---------

Which part of the alimentary canal absorbs the digested food?

Which of the following animal will have shortest small intestine?

The correct sequence of anaerobic respiration in Yeast

Which of the following statement is true about stomata?

Which of the following events in the mouth cavity will be affected if salivary amylase is absent in the saliva?

Which one of the following is known as energy currency of cell?

Diaphragm is a--

Breathing organs in fishes

Human digestive system consist of a long hollow tube which starts from mouth and ends at anus. It is known as

Which gas is produced as a by product during the process of photosynthesis

During vigorous physical exercise, lactic acid is formed from glucose inside the muscle cells due to-

Which of the following type of nutrition is shown by fungi?

Salivary glands are located in

The enzymes pepsin and trypsin are secreted respectively by

Which of the following gas is majorly released by plants during day time?

By which life process living organisms such as humans remove nitrogenous waste from their blood

Which of the following respiratory organ is the site of exchange of gases in humans?

Plants absorbs Nitrogen from soil in form of

In amoeba, oxygen is taken up by:

Rings of cartilage are found associated with

During inhalation, Diaphragm moves--

Which of the following is the largest gland and also plays a major role in digestion

Select the correct chemical formula of glucose

Which of the following is an example of parasitic plant?

Select the set of organisms showing holozoic nutrition

Which digestive juice is secreted by stomach and what it contains?

Name the pores in a leaf through which respi-ratory exchange of gases takes place.

Which of the following group of organisms derive nutrition from dead and decaying matter

Glycolysis process occurs in which part of the cell?

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