Q 63. Deficiency symptoms of nitrogen and potassium are visible first in: Option A Young leaves Option B Roots Option C Buds Option D Senescent leaves

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Correct Option: D

Solution: In Senescent leaves deficiency symptoms of nitrogen and potassium are visible first.

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A galvanometer with resistance $100 \Omega$ gives full scale deflection with a current of $10 \mathrm{~mA}$. The value of shunt, in order to convert it into an ammeter of 10 ampere range, will be
A $-10 \Omega$
B $1 \Omega$
C $0.1 \Omega$
D $0.01 \Omega$

Name the type of lens which is used to correct? i) Myopia ii) Hypermetropia.

Explain end-on position and broad side-on position of a bar magnet.

What is semiconductor?

Among $[\mathrm{Ni}(\mathrm{CO}) 4],[\mathrm{Ni}(\mathrm{CN}) 4]^{2-}$ and $\left[\mathrm{NiCl}_{4}\right]^{2-}$ species, the hybridisation state of $\mathrm{Ni}$ atoms are respectively:
A $\quad s p^{3}, d s^{2} p, d s p^{2}$

B $\mathrm{sp}^{3}, \mathrm{~d} \mathrm{sp}^{2}, \mathrm{sp}^{3}$
C $\mathrm{sp}^{3}, \mathrm{sp}^{3}, \mathrm{~d} \mathrm{sp}^{2}$
D $\quad$ dsp $^{2}, \mathrm{sp}^{3}, \mathrm{sp}^{3}$

Percentage of free space in bcc. Unit cell is- (A) $32 \%$ (B) $\quad 34 \%$ (C) $\quad 28 \%$ (D) $\quad 30 \%$

Differentiate between Natality and Mortality.

Write a brief note on Emasculation.

Q 90. Person with blood group AB is considered as universal recipient because he has: Option A Both A and B antibodies in the plasma. Option B No antigen on the RBC and no antibody in the plasma. Option C Both A and B antigens in the plasma but no antibodies. Option D Both A and B antigens on the RBC but no antibodies in the plasma.

Q 89. The motile bacteria are able to move by: Option A Flagella Option B Cilia Option C Pili Option D Fimbriae

Q 88. The initial step in the digestion of milk in humans is carried out by? Option A Trypsin Option B Rennin Option C Pepsin Option D Lipase

Q 87. Select the correct option describing gonadotropin activity in a normal pregnant female: Option A High level of FSH and LH facilitate implantation of the embryo. Option B High level of hCG stimulates the synthesis of estrogen and progesterone. Option C High level of hCG stimulates the thickening of endometrium. Option D High level of FSH and LH stimulates the thickening of endometrium

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More Material

A galvanometer with resistance $100 \Omega$ gives full scale deflection with a current of $10 \mathrm{~mA}$. The value of shunt, in order to convert it into an ammeter of 10 ampere range, will be
A $-10 \Omega$
B $1 \Omega$
C $0.1 \Omega$
D $0.01 \Omega$

Name the type of lens which is used to correct? i) Myopia ii) Hypermetropia.

Explain end-on position and broad side-on position of a bar magnet.

What is semiconductor?

Percentage of free space in bcc. Unit cell is- (A) $32 \%$ (B) $\quad 34 \%$ (C) $\quad 28 \%$ (D) $\quad 30 \%$

Differentiate between Natality and Mortality.

Write a brief note on Emasculation.

Q 89. The motile bacteria are able to move by: Option A Flagella Option B Cilia Option C Pili Option D Fimbriae

Q 88. The initial step in the digestion of milk in humans is carried out by? Option A Trypsin Option B Rennin Option C Pepsin Option D Lipase

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