A person is unable to read a newspaper without his glasses. He is most probably suffering from:

• myopia

• presbyopia

• astigmatism

• hypermetropia

Examine these two statements carefully and select the correct answer using the code given below:

• Statement I : Too much salt content in diet could be one of the reasons for kidney failure.
• Statement II : High salt may cause high blood pressure.

• Both the statements are individually true and Statement II is the correct explanation of Statement I

• Both the statements are individually true but Statement II is not the correct explanation of Statement I

• Statement I is true, but Statement II is false

• Statement I is false, but Statement II is true

63.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Growth of plants is smooth with a complete fertilizer.

Statement II: A complete fertilizer always contains N, P,K.

 

• Both the statements are individually true and Statement II is the correct explanation of Statement I.

• Both the statements are individually true but Statement II is not the correct explanation of Statement I

• Statement I is true but Statement II is false

• Statement I is false but Statement II is true

Energy is required for maintenance of life. It is obtained by a process called

• Metabolism

• Phagocytosis

• Photorespiration

• Decomposition

All life forms contain "molecules of life". These are

• Carbohydrates

• Proteins

• Nucleic acids

• All of the above

Which one ofthe following is the smallest unit showing the properties of life such as capacity for metabolism, response to the environment, growth and reproduction?

• Gene

• Chromosome

• Nucleus

• Cell

In plants, which one of the following gases is released during Photosynthesis?

• Carbon dioxide

• Oxygen

• Hydrogen

• Methane

Gametophytes of sexually reproducing flowering plants are

• Haploid

• Diploid

• Tetraploid

• Polyploid

The seeds of flowering plants are made up of

• Ovary and ovary wall

• Embryo, food reserves and coat

• Cotyledons

• Zygotes

Which endocrine gland requires iodine to synthesize a particular hormone whose deficiency may cause goitre disease?

• Hypothalamus

• Pancreas

• Thymus

• Thyroid gland