(ক) Hanstein
(খ) Hope Man
(গ) Cheri Darve
(ঘ) Gogari
উত্তর-(ক) Hanstein
Category: Biology Second Paper
কোষের সকল অংশকে বলা হয়- [HSC & Admission]
(ক) সাইটোপ্লাজম
(খ) প্রোটোপ্লাস্ট
(গ) মাইটোকন্ড্রিয়া
(ঘ) লাইসোজোম
উত্তর-(খ) প্রোটোপ্লাস্ট
Protoplastos শব্দের অর্থ হলো- [HSC & Admission]
(ক) first formed
(খ) Second formed
(গ) Thrird formed
(ঘ) Forth formed
উত্তর-(ক) first formed
Protoplastos কোন ভাষার শব্দ? [HSC & Admission]
(ক) ল্যাটিন
(খ) ইংরেজি
(গ) গ্রীক
(ঘ) ফারসি
উত্তর-(গ) গ্রীক
Cellulose digesting enzymes are- [HSC & Admission]
(a) Cellulase
(b) Hemicellulase
(c) Amylase
(d) Protease
Answer-(a) Cellulase
Which animal can digest cellulose? [HSC & Admission]
(i) Cow
(ii) Goats
(iii) Buffalo
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer-(d) i, ii and iii
The main components of paper and textile industry are- [HSC & Admission]
(a) Lignin
(b) Crystal minerals
(c) Hemicellulose
(d) Cellulose
Ans-(d) Cellulose
Cell wall plays a role in all the processes- [HSC & Admission]
(i) Persuasion
(ii) Respiration
(iii) Disease prevention
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer (b) i and iii
Absorption of water and mineral salts plays a role in- [HSC & Admission]
(a) Mitochondria
(b) Cell wall
(c) Chloroplast
(d) Intermediate
Answer (b) cell wall
The function of cell wall is- [HSC & Admission]
(i) Protection of living parts
(ii) Giving shape
(iii) Providing mechanical energy
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer-(d) i, ii and iii