Plasma membrane in eukaryotic cells is made up of

• phospholipid

• lipoprotein

• phospholiproprotein

• phosphoprotein

In which of the following processes is energy released?

• Respiration

• Photosynthesis

• Ingestion

• Absorption

Which is the most stable eco-system?

• Desert

• Ocean

• Mountain

• Forest

Animals living in the tree trunks are known as

• arboreal

• volant

• amphibious

• aquatic

Which one of the following is also called the 'power plants' of the cell?

• Golgi body

• Mitochondrion

• Ribosome

• Lysosome

Which of the following is not a property of heavy water?

• Boiling point of heavy water is lower than that of ordinary water

• Density of heavy water is higher than that of ordinary water

• Freezing point of heavy water is higher than that of ordinary water

• It produces corrosion

An example of false fruit is

• apple

• guava

• mango

• tomato

Normal fasting blood sugar level per 100 mL of blood in man is

• 30-50 mg

• 50-70 mg

• 80-100 mg

• 120-140 mg

The vector of disease sleeping sickness is

• sand-fly

• house-fly

• fruit-fly

• tse-tse fly

For how many year have the dinosaurs been extinct?

• About 25 million year

• About 65 million year

• About 100 million year

• About 135 million year