Earn Money Jobs   IBPS PO Recruitment 2018-19   |   Kendriya Vidyalaya 8339+ Vacancies 2018-19   |   PPSC Patiala 105 Lecturer Vacancies   |   Punjab Govt Jobs 2018
Earn Money Jobs   PSEB Scholarship Scheme 2018 for 12th Passed   |   Punjab Patwari Agriculture Preparation Video (Watch Now)   |   Weekly रोजगार समाचार (Watch Now)   |   Punjab Govt Exams Previous Papers

Biology

Q.1) Plants receive their nutrients mainly from

(A) chlorophyll

(B) atmosphere

(C) light

(D) soil

Q.2) Oxygen in our blood is transported by a protein named

(A) haemoglobin

(B) keratin

(C) collagen

(D) myoglobin

Q.3) Ozone hole refers to

(A) hole in ozone layer

(B) decrease in the ozone layer in troposphere

(C) decrease in thickness of ozone layer in stratosphere

(D) increase in the thickness of ozone layer in troposphere

Q.4) Photosynthesis generally takes place in which parts of the plant?

(A) Leaf and other chloroplast bearing parts

(B) stem and leaf

(C) Roots and chloroplast bearing parts

(D) Bark and leaf

Q.5) Plants synthesis protein from

(A) starch

(B) sugar

(C) amino acids

(D) fatty acids

Q.6) Plants absorb dissolved nitrates from soil and convert them into

(A) free nitrogen

(B) urea

(C) ammonia

(D) proteins

Q.7) Plants absorb most part of water needed by them through their

(A) embryonic zone

(B) growing point

(C) root hairs

(D) zone of elongation

Q.8) Photo-oxidation is

(A) photorespiration

(B) photolysis

(C) light and oxygen induced breakdown

(D) All of the above

Q.9) Process of cell division can take place by

(A) heterosis

(B) fusion

(C) mitosis

(D) None of these

Q.10) Most highly intelligent mammals are

(A) whales

(B) dolphins

(C) elephants

(D) kangaroos

ਜੇਕਰ ਤੁਸੀ ਕਿਸੇ ਵੀ ਸਰਕਾਰੀ ਨੌਕਰੀ ਬਾਰੇ ਜਾਣਕਾਰੀ ਲੈਣਾ ਚਾਹੁੰਦੇ ਹੋ ਤਾ ਉੱਤੇ ਦਿੱਤੇ ਕੰਮੈਟ ਬਾਕਸ ਵਿੱਚ ਕੰਮੈਟ ਕਰ ਸਕਦੇ ਹੋ ਧੰਨਵਾਦ ਅਰਨ ਮਨੀ ਜੋਬਜ ਟੀਮ