The autotrophic mode of nutrition requires

• Carbon dioxide and water

• Sunlight

• Chlorophyll

• All of the above

The breakdown of pyruvate to give carbon dioxide water and energy takes place in

• Cytoplasm

• Mitochondria

• chloroplast

• Nucleus

Saliva contains an enzyme for digestion of starch

• Amylase

• Lipase

• Trypsin

• Glycerol

Energy transformation that takes place in the process of photosynthesis

• Solar to chemical

• Solar to electrical

• Solar to mechanical

• Nanak Dev

Give an example of an organism whose digestion is intracellular

• Plant

• Amoeba

• Tiger

• Insect

Which is the largest gland in human body

• Pancreas

• Liver

• Adrenal

• Pituitary

What protects the inner lining of stomach from hydrochloric acid

• Carbon dioxide

• Protein

• Mucus

• Fat layer

The maintenance of optimum concentration of water and salts in the body fluids

• Ingestion

• Respiration

• Excretion

• Osmoregulation

Which one is the structural and functional unit of kidney

• Nexon

• Nephron

• Ureter

• Urethra

In this type of nutrition solid and complex organic food is directly taken into the body

• Saprophytic nutrition

• Parasitic nutrition

• Holozoic nutrition

• None of the above