In gymnosperm, the endosperm is formed by
In gymnosperm, the endosperm is formed by Options (a) fusion of two polar nuclei (b) fertilized egg (c) fusion of…
7 years ago
Plant and Animal Kingdom
Piercing and sucking mouth parts are found in
Piercing and sucking mouth parts are found in Options (a) mosquitoes (b) butterfly (c) house fly (d) ticks Correct Answer:…
7 years ago
The pigment haemocyanin is found in
The pigment haemocyanin is found in Options (a) chordata (b) mollusca (c) annelida (d) echinodermata Correct Answer: molluscaExplanation:No explanation available.…
7 years ago
In Arthropoda, head and thorax are often fused to form cephalothorax, in which one
In Arthropoda, head and thorax are often fused to form cephalothorax, in which one of the following classes, is the…
7 years ago
Pteridophytes were well adapted and advanced for survival on land but they
Pteridophytes were well adapted and advanced for survival on land but they cannot be much successful and widespread as gymnosperms…
7 years ago
In pteridophytes, spores germinate to give rise to inconpicuous
In pteridophytes, spores germinate to give rise to inconpicuous, small multicellur free living photosynthetic thalloid gametophyte called Options (a) proonema…
7 years ago
What is common in whale,bat and rat
What is common in whale, bat and rat Options (a) The absence of neck (b) muscular diaphragm between thorax (c)…
7 years ago
Presence of cholorophyll- a,c, fucoxanthin with mannitol and laminarian
Presence of cholorophyll- a,c, fucoxanthin with mannitol and laminarian as reserve food material are the characteristics of Options (a) Chlorophyceae…
7 years ago
At retrogressive metamorphosis, the urochordate larva
At retrogressive metamorphosis, the urochordate larva Options (a) loss notochord (b) loss tail (c) experience reduction of nervous system to…
7 years ago
Which of the following is not a characteristic feature of all chordates
Which of the following is not a characteristic feature of all chordates Options (a) the presence of coelom (b) pharyngeal…
7 years ago