761. Which of the following metal is very hard but breaks like a glass?

A.marganese
B.antimony *
C.copper
D.chromite

762. When did the Shah of tran visit Pakistan for the first time?

A.1948
B.1950 *
C.1952
D.1954

763. The element used in glass preparation due to transparent nature of its compounds is:

A.white phosphorous
B.selenium
C.lodine
D.silicon *

764. The sweat and oil glands, blood vessels, fat, nerve ending and sensory cells contain in which layer of the skin?

A.epidermis
B.hypodermis
C.dermis *
D.not all present in each layer

765. The locomotory organ of Chlamydomonas is:

A.pseudopodia
B.flagella *
C.cilia
D.fore limbs

766. A prime number is a natural that has ______.

A.exactly one factor
B.exactly two factors *
C.more than two factors
D.none of the above

767. If 30kg of sugar costs Rs.1200, find the cost of 35kg sugar.

A.rs.1350
B.rs.1375
C.rs.1400 *
D.rs.1475

768. Find the greatest number of students inn a room to accommodate 135, 180 and 225 students completely.

A.27
B.36
C.45 *
D.54

769. Industrial Development Bank was created in the year _______

A.1951 *
B.1959
C.1960
D.1965

770. The inert gas used in advertising board is:

A.helium
B.neon *
C.argon
D.xenon